Custom Fiber Optic & Communcation Line Triangular Utility Markers

Designed to alert workers to buried fiber optic or communication lines, this triangular marker delivers 360° visibility and rugged performance in all weather conditions. Add your own custom warning text, company name, and emergency contact information.

Utility Triangular Marker Preview

The image in the builder is for preview purposes only.

Need to design a custom sign but don’t see a template you like? Email us directly at [email protected].

View Details and Pricing
Custom Fiber Optic & Communcation Line Triangular Utility Markers
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Triangular Marker Post Size

Selecting a Post Size will update pricing.

Utility Triangle Layout

Choose Your Layout. For layouts containing a logo it will default to the 811 Symbol which you can edit below in Step 4 of 5.

Select Your Background
Utility Triangle Background

Choose Your Utility Triangle Background

Make Your Design
Company Information

Include your company name and phone number, or “Call 811 Before You Dig,” to meet federal and industry marking requirements. Text will be designed as all uppercase.


    Top Logo

    Use the 811 Symbol or Upload Your Own Logo

    Upload custom image…
    Choose File

    For Best Results: PDF, AI, EPS, PS

    Other Supported File Types: BMP, JPG, PNG, PSD, SVG, TIF

    Files up to 20 MB are supported.

    Learn More

    By uploading your file, you warrant that you own or control its rights.

    811
    Company Information

    Include your company name and phone number, or “Call 811 Before You Dig,” to meet federal and industry marking requirements. Text will be designed as all uppercase.


      Bottom Logo

      Use the 811 Symbol or Upload Your Own Logo

      Upload custom image…
      Choose File

      For Best Results: PDF, AI, EPS, PS

      Other Supported File Types: BMP, JPG, PNG, PSD, SVG, TIF

      Files up to 20 MB are supported.

      Learn More

      By uploading your file, you warrant that you own or control its rights.

      811
      Company Information

      Include your company name and phone number, or “Call 811 Before You Dig,” to meet federal and industry marking requirements. Text will be designed as all uppercase.


        Special Instructions
        Special Instructions

        Anti-Graffiti Overlaminate

        Our anti-graffiti overlaminate is a valuable upgrade that helps protect your investment. This special film is designed to protect graphics from scratches, increase the lifespan of your sign, and make it easy to clean many kinds of spray paint, permanent marker, and stickers from your sign.

        Product Information

        Triangular Utility Markers

        Offered in 66" or 72" sizes

        Material: High-Density Polyethylene (HDPE) Post with an Outdoor Durable Vinyl Label

        Three-sided, high-visibility utility markers designed for long-term use in utility corridors, open fields, and critical infrastructure zones. Each marker includes a weather-resistant vinyl label that is overlaminated to protect against UV rays, moisture, and abrasion—ensuring your warning message stays clear and legible for years.

        Customizable with: your message, emergency contact number, and company logo.

        Click here to see full spec details.

        Features:

        • Three-sided design.
        • Durable co-extruded thermoplastic construction
        • Flexibility resists cracking in cold weather
        • Overlaminated vinyl label resists UV, moisture, and wear
        • Lightweight and easy to install
        • Built for direct burying – Including an attached clip anchor
        • Ideal for open fields and utility corridors
        Three-sided, high-visibility utility markers designed for long-term use in utility corridors, open fields, and critical infrastructure zones. Each marker includes a weather-resistant vinyl label that is overlaminated to protect against UV rays, moisture, and abrasion—ensuring your warning message stays clear and legible for years.

        APWA Utility Color Code

        To avoid confusion, the American Public Works Association (APWA) developed a Uniform Color Code used nationwide for utility markings. This standardized color system means that each color corresponds to a specific type of utility. Whether markings are paint, flags, or permanent posts, the colors stay consistent so everyone knows what buried lines are present.

        Source: APWA

        • Color Codes for Utility Markers
        For more information on utility markers click here.

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